Group 1 (No Intervention) (n=45) | Group 2 (Delayed Intervention) (n=50) | Between-group | |||||
---|---|---|---|---|---|---|---|
Outcome and Values | MTI | Crossover | Change | Rep. Base | Delayed MTI | Change | difference |
 | Mean (SE) | Mean (SE) | Diff in means (95% CI) | Means (SE) | Means (SE) | Diff in means (95% CI) | Diff in means (95% CI) |
Physical performance | Â | Â | Â | Â | Â | Â | Â |
SPPB (points) | 10.7 (0.2) | 11.0 (0.2) | 0.3 (0.0 to 0.7) | 10.1 (0.2) | 10.7 (0.2) | 0.6 (0.2 to 0.9)*** | −0.3 (−0.8 to 0.2) |
Balance (points) | 3.4 (0.1) | 3.5 (0.1) | 0.0 (−0.2 to 0.3) | 3.2 (0.1) | 3.4 (0.1) | 0.1 (−0.1 to 0.4) | −0.1 (−0.4 to 0.2) |
Walk (seconds) | 3.3 (0.1) | 3.3 (0.1) | 0.0 (−0.2 to 0.1) | 3.4 (0.1) | 3.3 (0.1) | −0.1 (−0.2 to 0.1) | 0.0 (−0.2 to 0.3) |
Chair (seconds) | 11.0 (0.3) | 10.4 (0.3) | −0.6 (−1.1 to −0.1)* | 12.8 (0.3) | 11.5 (0.3) | −1.3 (−1.8 to −0.8)*** | 1.0 (0.1 to 2.0)* |
8 foot up-and-go (seconds) | 5.7 (0.2) | 5.6 (0.2) | −0.1 (−0.4 to 0.2) | 6.7 (0.2) | 6.0 (0.2) | −0.7 (−1.0 to −0.4)*** | 0.4 (−0.1 to 0.9) |
Strength performance | Â | Â | Â | Â | Â | Â | Â |
Knee extension (Newton) | 367.3 (9.7) | 355.7 (9.9) | −11.6 (−25.0 to 1.7) | 312.3 (9.2) | 343.6 (9.6) | 31.3 (18.6 to 44.0)*** | −12.1 (−39.4 to 15.2) |
Hand grip (Newton) | 334.4 (8.8) | 335.4 (9.0) | 1.1 (−9.0 to 11.1) | 343.1 (8.5) | 357.5 (8.7) | 14.3 (4.9 to 23.8)** | 22.0 (−2.9 to 46.9) |
Endurance performance | Â | Â | Â | Â | Â | Â | Â |
Six min walking (meter) | 491.1 (9.8) | 481.1 (10.0) | 10.0 (−21.3 to 1.3) | 447.0 (9.4) | 462.8 (9.7) | 15.8 (5.3 to 26.3)** | −18.3 (−46.0 to 9.5) |
Physical activity (cpm) | 307.1 (15.7) | 277.1 (16.4) | −30.1 (−60.7 to 0.6) | 211.7 (15.0) | 337.6 (16.0) | 125.9 (96.0 to 155.8)*** | 60.6 (15.1 to 106.0)** |
BMI (kg/m2) | 27.3 (0.6) | 27.3 (0.6) | 0.0 (−0.2 to 0.2) | 26.9 (0.6) | 26.4 (0.6) | −0.5 (−0.7 to −0.3)*** | −0.9 (−2.5 to 0.8) |
Icelandic quality of life (points) | 56.6 (0.7) | 56.2 (0.7) | −0.4 (−1.4 to 0.6) | 54.6 (0.7) | 55.5 (0.7) | 0.9 (−0.1 to 1.8) | −0.6 (−2.7 to 1.4) |